Question

name the second member of alkyne series and give its structure

Answer 1

the second member of the alkyne series is propyne

the structural formula is...
ch---c-ch3

here, (---) means triple bond

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Answer 2

The name the second member of alkyne series is propyne.

Explanation:

The structure of propyne is given in the image (1).

Alkyne is aliphatic hydrocarbons, unsaturated hydrocarbon with a triple bond between carbon atoms. These are traditionally known as acetylenes. Generally, alkynes are hydrophobic in nature but these are highly reactive.

The following table shows some members in alkyne series.

Therefore, the second member in alkyne series is propyne.